如果编辑了按钮, 那么接下来就是通过按钮触发某个动作

• 首先右击窗体,生成对话框代码

• 绑定按钮

• 接着在代码栏就会看到生成的py文件

• 在qt designer中创建slot 绑定

• 再次编译 打开py文件发现已经绑定

• code ui_0726.py

      # -*- coding: utf-8 -*-# Form implementation generated from reading ui file 'D:\python\PyQt5\0726\0726.ui'## Created by: PyQt5 UI code generator 5.10.1## WARNING! All changes made in this file will be lost!from PyQt5 import QtCore, QtGui, QtWidgetsclass Ui_MainWindow(object):def setupUi(self, MainWindow):MainWindow.setObjectName("MainWindow")MainWindow.resize(531, 648)icon = QtGui.QIcon()icon.addPixmap(QtGui.QPixmap("C:/Users/aabgiilln/Desktop/服务日志.png"), QtGui.QIcon.Normal, QtGui.QIcon.Off)MainWindow.setWindowIcon(icon)self.centralWidget = QtWidgets.QWidget(MainWindow)self.centralWidget.setObjectName("centralWidget")self.gridLayout = QtWidgets.QGridLayout(self.centralWidget)self.gridLayout.setObjectName("gridLayout")self.label = QtWidgets.QLabel(self.centralWidget)self.label.setObjectName("label")self.gridLayout.addWidget(self.label, 0, 0, 1, 1)self.lineEdit = QtWidgets.QLineEdit(self.centralWidget)self.lineEdit.setObjectName("lineEdit")self.gridLayout.addWidget(self.lineEdit, 0, 1, 1, 1)self.pushButton_2 = QtWidgets.QPushButton(self.centralWidget)self.pushButton_2.setObjectName("pushButton_2")self.gridLayout.addWidget(self.pushButton_2, 0, 2, 1, 1)self.label_2 = QtWidgets.QLabel(self.centralWidget)self.label_2.setObjectName("label_2")self.gridLayout.addWidget(self.label_2, 1, 0, 1, 1)self.lineEdit_2 = QtWidgets.QLineEdit(self.centralWidget)self.lineEdit_2.setObjectName("lineEdit_2")self.gridLayout.addWidget(self.lineEdit_2, 1, 1, 1, 1)self.pushButton = QtWidgets.QPushButton(self.centralWidget)self.pushButton.setObjectName("pushButton")self.gridLayout.addWidget(self.pushButton, 1, 2, 1, 1)self.textEdit = QtWidgets.QTextEdit(self.centralWidget)self.textEdit.setObjectName("textEdit")self.gridLayout.addWidget(self.textEdit, 3, 0, 1, 3)self.lineEdit_3 = QtWidgets.QLineEdit(self.centralWidget)self.lineEdit_3.setObjectName("lineEdit_3")self.gridLayout.addWidget(self.lineEdit_3, 2, 1, 1, 2)self.label_3 = QtWidgets.QLabel(self.centralWidget)self.label_3.setObjectName("label_3")self.gridLayout.addWidget(self.label_3, 2, 0, 1, 1)MainWindow.setCentralWidget(self.centralWidget)self.toolBar = QtWidgets.QToolBar(MainWindow)self.toolBar.setObjectName("toolBar")MainWindow.addToolBar(QtCore.Qt.TopToolBarArea, self.toolBar)self.actionRun = QtWidgets.QAction(MainWindow)icon1 = QtGui.QIcon()icon1.addPixmap(QtGui.QPixmap("C:/Users/aabgiilln/Desktop/运行中.png"), QtGui.QIcon.Normal, QtGui.QIcon.Off)self.actionRun.setIcon(icon1)self.actionRun.setObjectName("actionRun")self.actionPause = QtWidgets.QAction(MainWindow)icon2 = QtGui.QIcon()icon2.addPixmap(QtGui.QPixmap("C:/Users/aabgiilln/Desktop/播放-暂停.png"), QtGui.QIcon.Normal, QtGui.QIcon.Off)self.actionPause.setIcon(icon2)self.actionPause.setObjectName("actionPause")self.actionQuit = QtWidgets.QAction(MainWindow)icon3 = QtGui.QIcon()icon3.addPixmap(QtGui.QPixmap("C:/Users/aabgiilln/Desktop/退出 (1).png"), QtGui.QIcon.Normal, QtGui.QIcon.Off)self.actionQuit.setIcon(icon3)self.actionQuit.setObjectName("actionQuit")self.toolBar.addAction(self.actionRun)self.toolBar.addAction(self.actionPause)self.toolBar.addAction(self.actionQuit)self.retranslateUi(MainWindow)self.pushButton.clicked.connect(MainWindow.close)self.pushButton_2.clicked.connect(MainWindow.on_pushButton_clicked)QtCore.QMetaObject.connectSlotsByName(MainWindow)def retranslateUi(self, MainWindow):_translate = QtCore.QCoreApplication.translateMainWindow.setWindowTitle(_translate("MainWindow", "实时日志"))self.label.setText(_translate("MainWindow", "服务器IP"))self.pushButton_2.setText(_translate("MainWindow", "开始"))self.label_2.setText(_translate("MainWindow", "服务密码"))self.pushButton.setText(_translate("MainWindow", "退出"))self.label_3.setText(_translate("MainWindow", "状态信息"))self.toolBar.setWindowTitle(_translate("MainWindow", "toolBar"))self.actionRun.setText(_translate("MainWindow", "Run"))self.actionPause.setText(_translate("MainWindow", "Pause"))self.actionQuit.setText(_translate("MainWindow", "Quit"))if __name__ == "__main__":import sysapp = QtWidgets.QApplication(sys.argv)MainWindow = QtWidgets.QMainWindow()ui = Ui_MainWindow()ui.setupUi(MainWindow)MainWindow.show()sys.exit(app.exec_())
  

  • code start.py

      # -*- coding: utf-8 -*-"""Module implementing Start."""from PyQt5.QtCore import pyqtSlotfrom PyQt5.QtWidgets import QMainWindowfrom Ui_0726 import Ui_MainWindowclass Start(QMainWindow, Ui_MainWindow):"""Class documentation goes here."""def __init__(self, parent=None):"""Constructor@param parent reference to the parent widget@type QWidget"""super(Start, self).__init__(parent)self.setupUi(self)@pyqtSlot()def on_pushButton_clicked(self):"""Slot documentation goes here."""# TODO: not implemented yetself.lineEdit_3.setText('start')if __name__ == '__main__':import sysfrom PyQt5.QtWidgets import  QApplicationapp = QApplication(sys.argv)window = Start() ## 类名,注意要和自己定义的类名一致。window.show()sys.exit(app.exec_())

  • result